Zayid, Al-Tijani Ahmed Muhammad Al-Amin. “ Scientific and Spiritual Deficiencies Present in the Clerics Theory in the Middle Ages of Europe: A Historical and Analytical Summarized Reading”. Journal of College of Sharia and Islamic Studies 32, no. 1 (January 1, 2014). Accessed April 25, 2025. https://journals.qu.edu.qa/index.php/sharia/article/view/176.